There are
2,605 mi
from Redwood City, CA to Simpsonville, SC
That's the driving distance. It would take 1 day 22 hours to go from Redwood City, California to Simpsonville, South Carolina.
The flight distance (direct flight from Redwood City, CA to Simpsonville, SC) is 2,223.09 mi.
2,605 mi = 4,192.70 kms